Results 31 to 40 of about 1,221 (153)

Physiological characteristics of Microcyclus ulei (P. Henn.) V.ARX. – a fungal pathogen of the cyanogenic host Hevea brasiliensis

open access: yesJournal of Applied Botany and Food Quality, 2012
The ascomycete Microcyclus ulei causes premature leaf shedding of the rubber tree, Hevea brasiliensis. During the development of this biotrophic fungus in the tissues of infected leaves HCN is liberated from the lesions.
R. Lieberei
doaj  

AVALIAÇÃO DO POTENCIAL DE USO DO HIPERPARASITA Dicyma pulvinata (Berk. & M. A. Curtis) NO CONTROLE BIOLÓGICO DO MAL-DAS-FOLHAS [Microcyclus ulei (Henn.) Arx] DE SERINGUEIRA [Hevea brasiliensis (Wild. ex A. Juss.) Muell. Arg.] EM SÃO JOSÉ DO RIO CLARO, MT

open access: yesCiência Florestal, 2009
Mato Grosso was the Brazilian state with the largest extension in rubber tree (Hevea brasiliensis) plantation, with 45,727 hectares of monoculture in 2002. The occurrence of the "South American Leaf Blight" caused by Microcyclus ulei (Mycosphaerellaceae,
Leila Cristiane Delmadi   +2 more
doaj  

Rubber genetics and breeding at Cirad-France Country report of activities from 2007 to 2011 (AGAP research unit) [PDF]

open access: yes, 2011
In Cirad and the research unit " AGAP ", the two groups EGV (Marc Seguin et al.) and BURST (Pascal Montoro et al.) work on rubber genetics and molecular physiology respectively.
Clément-Demange, André   +5 more
core  

Evaluation of biocontrol properties of Streptomyces spp. isolates against phytopathogenic fungi Colletotrichum gloeosporioides and Microcyclus ulei [PDF]

open access: yesAfrican Journal of Microbiology Research, 2017
South American Leaf Blight (SALB) of the rubber tree, caused by Microcyclus ulei and foliar anthracnose caused by Colletotrichum gloeosporioides, are diseases that adversely affect rubber cultivation in America. Both diseases have a significant economic impact on this agricultural subsector. The aim of the present study was to evaluate the potential as
Marcela Vinchira Villarraga Diana   +4 more
openaire   +1 more source

Combined genetic and genomic approaches to characterize a durable Hevea resistance to South American leaf blight : S01T07 [PDF]

open access: yes, 2013
The South American Leaf Blight (SALB), due to the Ascomycota Microcyclus ulei, threatens the world production of natural rubber, based on the cultivation of nearly only one species: the tropical tree Hevea brasiliensis.
Berger, Angélique   +9 more
core  

Avaliação de fungicidas sistêmicos e protetores e suas misturas, no controle de Microcyclus ulei. [PDF]

open access: yes, 2014
Determinou-se o efeito dos fungicidas sistemicos Triadimefon, Triforine, Benomil e Tiofanato metilico e dos protetores Mancozeb e Clorotalonil aplicados isoladamente ou em mistura (sistemico + protetor) no controle do mal-das-folhas (Microcyclus ulei) da
PEREIRA, J. C. R., SANTOS, A. F. dos
core  

Regressão aleatória Bayesiana para avaliação genética da resistência ao mal das folhas em seringueiras

open access: yesRevista Ciência Agronômica
RESUMO O mal das folhas causado pelo fungo Microcyclus ulei é a doença mais séria dos seringais da América Latina. Com o objetivo de identificar clones de seringueira mais resistentes em diferentes ambientes ao longo do tempo, compararam-se diferentes ...
Victor Javier Cevallos Sandoval   +4 more
doaj   +1 more source

Germinação de conídios de Microcyclus ulei e sua sensibilidade a fungicidas, "in vitro". [PDF]

open access: yes, 2017
Estudou-se a germinação de conídios de Microcyclus ulei, agente causal do mal-das-folhas da seringueira, em tubos de ensaio de 5mm de diâmetro e placas de Petri de 32mm de ...
GASPAROTTO, L.   +2 more
core  

La maladie Sud-américaine des feuilles de l'hévéa. 2.Evaluation précoce de la résistance des clones [PDF]

open access: yes, 1997
Sur la station expérimentale de Guyane, 31 clones d'hévéa, originaires d'Asie, d'Afrique et d'Amérique latine, sont placés dans un dispositif à petite échelle face aux contaminations naturelles de Microcyclus ulei, agent responsable du SALB.
Rivano, Franck
core  

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